Finding themselves with electric heaters with useless thermostats, the people at foulab needed a better way to keep the heaters on and control the temperature. Instead of running mains leads around their apartment, they modified an X10 protocol wireless controller with some Arduino-compatible hardware and an external temperature sensor to build an intelligent thermostat that can control the heater in place.

For more information including the hardware, code and design diary visit their site here. To get started with your own temperature-controlled projects, consider using our TEMP: DS18B20-based temperature sensor module: